. >> the perspective is, basl three is saying that banks should carry adequate capital to say that if something goes wrong, you remain solvent and you need to make sure that when a shock hits it's not too big. we going on with dodd frank the basl 3 accord is a formal useful device for ensuring written reduced risk. >> fair enough. now, everybody knows that what happened between t.a.r.p. 1 and t.a.r.p. 2 and eventually it was passed. thankfully. and the system was saved. and banks are now back to where they were before the crisis. recovery is durable. during the housing market is absolutely critical and the health of the housing market, to the degree to which it has delevered. was it a mistake in 2008-2009 not to have a t.a.r.p. equivalent, some kind of really massive bazooka for main street, the kind of bazooka that was there for wall street, for the u.s. housing market? i want to sort of go one, two, three. please just sort of plea pitch in, whoever wants to pitch in first. was it a mistake to have a big policy to address the housing market in '08-'09? >> yes. we've been edging towar